From a75b895d9917ca6686d7a4c3fafe579af6c9a4e1 Mon Sep 17 00:00:00 2001
From: Rafael <rpd17@inf.ufpr.br>
Date: Fri, 16 Mar 2018 10:27:56 -0300
Subject: [PATCH] Issue #61: Add route to return sources
---
config/ci_test.yaml.example | 45 +++++++++++++++++++++++++++
specs/blendb-api-v1.raml | 7 +++++
src/adapter/sql.ts | 19 ++++++++----
src/api/controllers/data.spec.ts | 49 ++++++++++++++++++++++++++++++
src/api/controllers/data.ts | 26 +++++++++++++++-
src/api/controllers/engine.spec.ts | 12 +++++++-
src/api/controllers/engine.ts | 6 +++-
src/api/middlewares/engine.ts | 1 +
src/api/router-v1.ts | 1 +
src/api/types.ts | 2 +-
src/common/query.ts | 1 +
src/core/engine.ts | 32 +++++++++++++++++--
src/core/server.spec.ts | 12 ++++----
src/core/server.ts | 4 +--
src/core/source.ts | 45 +++++++++++++++++----------
src/core/transformer.spec.ts | 17 ++++++-----
src/core/view.ts | 3 ++
src/util/configParser.ts | 28 +++++++++++++++--
18 files changed, 264 insertions(+), 46 deletions(-)
diff --git a/config/ci_test.yaml.example b/config/ci_test.yaml.example
index 178999ea..c8839fc7 100644
--- a/config/ci_test.yaml.example
+++ b/config/ci_test.yaml.example
@@ -211,3 +211,48 @@ dimensions:
parent: "dim:0"
relation: "year"
description: "A dimension of Blendb. Has 1 possible value."
+sources:
+ -
+ name: "source:0"
+ description: "source with 3 entries"
+ fields:
+ -
+ name: "fields:0"
+ description: "first entry"
+ dataType: "string"
+ -
+ name: "fields:1"
+ description: "second entry"
+ dataType: "string"
+ -
+ name: "fields:2"
+ description: "third entry"
+ dataType: "string"
+ -
+ name: "source:1"
+ description: "source with 2 entries"
+ fields:
+ -
+ name: "fields:0"
+ description: "first entry"
+ dataType: "string"
+ -
+ name: "fields:1"
+ description: "second entry"
+ dataType: "string"
+ -
+ name: "source:2"
+ description: "source with one entry"
+ fields:
+ -
+ name: "fields:0"
+ description: "first entry"
+ dataType: "string"
+ -
+ name: "source:3"
+ description: "source with one entry and without description"
+ fields:
+ -
+ name: "fields:3"
+ dataType: "string"
+
diff --git a/specs/blendb-api-v1.raml b/specs/blendb-api-v1.raml
index 2693c9ca..441d985d 100644
--- a/specs/blendb-api-v1.raml
+++ b/specs/blendb-api-v1.raml
@@ -279,6 +279,13 @@ traits:
system and their descriptions.
securedBy: [ null, oauth_2_0 ]
get:
+/sources:
+ description: |
+ A Source represents a type of object that can be inserted in the database.
+ This collection allows the user to list all the sources available in the
+ system and their descriptions
+ securedBy: [ null, oauth_2_0 ]
+ get:
/dimensions:
description: |
diff --git a/src/adapter/sql.ts b/src/adapter/sql.ts
index 244863a3..3600c1b8 100644
--- a/src/adapter/sql.ts
+++ b/src/adapter/sql.ts
@@ -199,7 +199,7 @@ export abstract class SQLAdapter extends Adapter {
materialized: false
});
const from = "(" +
- this.buildQuery(partial, [partialJoin[i]]) +
+ this.buildQuery(partial, [partialJoin[i]], false) +
") AS view_" + partial.id + "\n";
partialJoin[i].id = partial.id;
@@ -302,7 +302,7 @@ export abstract class SQLAdapter extends Adapter {
materialized: false
});
const viewFrom = "(" +
- this.buildQuery(partial, segment[i]) +
+ this.buildQuery(partial, segment[i], false) +
") AS view_" + partial.id + "\n";
partialJoin.push({
@@ -507,7 +507,7 @@ export abstract class SQLAdapter extends Adapter {
materialized: false
}).id;
const viewFrom = "(" +
- this.buildQuery(partial, [partial0, partial1]) +
+ this.buildQuery(partial, [partial0, partial1], false) +
") AS view_" + id + "\n";
partialJoin.push({
id: id,
@@ -532,7 +532,7 @@ export abstract class SQLAdapter extends Adapter {
layer to the query, that is in fact unnecessary.
Think a way to remove-it.
*/
- return this.buildQuery(view, partialJoin) + ";";
+ return this.buildQuery(view, partialJoin, true) + ";";
}
private searchMaterializedViews(view: View): View[] {
@@ -551,10 +551,11 @@ export abstract class SQLAdapter extends Adapter {
return r;
}
- private buildQuery(target: View, views: ExpandedView[]) {
+ private buildQuery(target: View, views: ExpandedView[], toSort: boolean) {
const metrics = target.metrics;
const dimensions = target.dimensions;
const clauses = target.clauses;
+ const sort = target.sort;
let dimMap: {[key: string]: DimInfo} = {};
let nameMap: {[key: string]: ExpandedView} = {};
@@ -655,6 +656,11 @@ export abstract class SQLAdapter extends Adapter {
}
});
+ // Sorting
+ const order = sort.map((item) => {
+ return "\"" + item.name + "\"";
+ }).join(",");
+
// Assembly
const projection = "SELECT " + elements.join(",");
@@ -664,8 +670,9 @@ export abstract class SQLAdapter extends Adapter {
if (grouped.length > 0) {
grouping = " GROUP BY " + grouped.join(",");
}
+ const sorting = (toSort && sort.length > 0) ? " ORDER BY " + order : "";
- return projection + source + selection + grouping;
+ return projection + source + selection + grouping + sorting;
}
diff --git a/src/api/controllers/data.spec.ts b/src/api/controllers/data.spec.ts
index 5cf78079..4719012e 100644
--- a/src/api/controllers/data.spec.ts
+++ b/src/api/controllers/data.spec.ts
@@ -29,6 +29,7 @@ interface StrQuery {
metrics: string;
dimensions: string;
filters?: string;
+ sort?: string;
}
function parseQuery(obj: Query): StrQuery {
@@ -80,6 +81,27 @@ describe("API data controller", () => {
.end(done);
});
+ it("should respond 500 when query has sort item that is not in query data", (done) => {
+ let query = parseQuery(tests.clausal);
+ query.sort = "dim:0";
+ request(server)
+ .get("/v1/data")
+ .query(query)
+ .expect(500)
+ .expect((res: any) => {
+ const message = "Query execution failed: " +
+ "Could not construct query with the paramters given.";
+ const error = "The item 'dim:0'" +
+ " is not present in neither metrics nor dimensions list";
+ expect(res.body).to.be.an("object");
+ expect(res.body).to.have.property("message");
+ expect(res.body).to.have.property("error");
+ expect(res.body.message).to.be.eql(message);
+ expect(res.body.error).to.be.eql(error);
+ })
+ .end(done);
+ });
+
it("should respond 200 and get some data", (done) => {
request(server)
.get("/v1/data")
@@ -176,4 +198,31 @@ describe("API data controller", () => {
.end(done);
});
+ it("should respond 200 and get some data, sorted", (done) => {
+ // Clause does not come to scenario besause is a lot of work for
+ // only a single test
+ let query = parseQuery(tests.clausal);
+ query.sort = "dim:7,met:0";
+ request(server)
+ .get("/v1/data")
+ .query(query)
+ .expect(200)
+ .expect((res: any) => {
+ let result = res.body;
+ expect(result).to.be.an("array");
+ expect(result).to.have.length(5);
+ expect(result[0]).to.be.an("object");
+ let keys: string[] = [];
+ keys = keys.concat(tests.clausal.metrics.map((item) => item.name));
+ keys = keys.concat(tests.clausal.dimensions.map((item) => item.name));
+ for (let i = 0; i < result.length; ++i) {
+ const row = result[i];
+ expect(row).to.be.an("object");
+ expect(row).to.have.all.keys(keys);
+ expect(row["dim:7"]).to.be.eql(i + 1);
+ }
+ })
+ .end(done);
+ });
+
});
diff --git a/src/api/controllers/data.ts b/src/api/controllers/data.ts
index 154adb99..add1317f 100644
--- a/src/api/controllers/data.ts
+++ b/src/api/controllers/data.ts
@@ -27,13 +27,17 @@ export class DataCtrl {
let metrics = req.query.metrics.split(",").filter((item: string) => item !== "");
let dimensions = req.query.dimensions.split(",").filter((item: string) => item !== "");
let clauses = [];
+ let sort: string[] = [];
if (req.query.filters) {
clauses = req.query.filters.split(";").filter((item: string) => item !== "");
}
+ if (req.query.sort) {
+ sort = req.query.sort.split(",").filter((item: string) => item !== "");
+ }
let view;
try {
- let query: Query = { metrics: [], dimensions: [], clauses: [] };
+ let query: Query = { metrics: [], dimensions: [], clauses: [], sort: [] };
for (let i = 0; i < metrics.length; ++i) {
query.metrics.push(req.engine.getMetricByName(metrics[i]));
}
@@ -45,6 +49,26 @@ export class DataCtrl {
for (let i = 0; i < clauses.length; ++i) {
query.clauses.push(req.engine.parseClause(clauses[i]));
}
+
+ for (let i = 0; i < sort.length; ++i) {
+ const m = query.metrics.find((item) => item.name === sort[i]);
+ if (!m) {
+ const d = query.dimensions.find((item) => item.name === sort[i]);
+ if (!d) {
+ throw new Error(
+ "The item '" + sort[i] +
+ "' is not present in neither metrics nor dimensions list");
+ }
+ else {
+ query.sort.push(d);
+ }
+ }
+
+ else {
+ query.sort.push(m);
+ }
+
+ }
view = req.engine.query(query);
}
catch (e) {
diff --git a/src/api/controllers/engine.spec.ts b/src/api/controllers/engine.spec.ts
index 0d1ea080..cfa01578 100644
--- a/src/api/controllers/engine.spec.ts
+++ b/src/api/controllers/engine.spec.ts
@@ -36,7 +36,17 @@ describe("API engine controller", () => {
})
.end(done);
});
-
+ it("should respond 200 and the list of sources", (done) => {
+ request(server)
+ .get("/v1/sources")
+ .expect(200)
+ .expect((res: any) => {
+ let result = res.body;
+ expect(result).to.be.an("array");
+ expect(result).to.have.length(4);
+ })
+ .end(done);
+ });
it("should respond 200 and the list of dimensions", (done) => {
request(server)
.get("/v1/dimensions")
diff --git a/src/api/controllers/engine.ts b/src/api/controllers/engine.ts
index 18de1e1a..e54926d2 100644
--- a/src/api/controllers/engine.ts
+++ b/src/api/controllers/engine.ts
@@ -26,7 +26,11 @@ export class EngineCtrl {
res.status(200).json(req.engine.getMetricsDescription());
}
- public static dimensions(req: Request, res: express.Response, next: express.NextFunction) {
+ public static dimensions(req: Request, res: express.Response, next: express.NextFunction) {
res.status(200).json(req.engine.getDimensionsDescription());
}
+
+ public static sources(req: Request, res: express.Response, next: express.NextFunction) {
+ res.status(200).json(req.engine.getSourcesDescription());
+ }
}
diff --git a/src/api/middlewares/engine.ts b/src/api/middlewares/engine.ts
index 8d1f764e..4e242c7e 100644
--- a/src/api/middlewares/engine.ts
+++ b/src/api/middlewares/engine.ts
@@ -28,6 +28,7 @@ export function EngineMw (config: ParsedConfig): Middleware {
config.metrics.forEach ((met) => engine.addMetric(met));
config.dimensions.forEach ((dim) => engine.addDimension(dim));
config.views.forEach ((view) => engine.addView(view));
+ config.sources.forEach ((sourc) => engine.addSource(sourc));
return function engineMiddleware(req, res, next) {
req.engine = engine;
diff --git a/src/api/router-v1.ts b/src/api/router-v1.ts
index 53f3c05c..5f8573ca 100644
--- a/src/api/router-v1.ts
+++ b/src/api/router-v1.ts
@@ -28,6 +28,7 @@ import { EngineCtrl } from "./controllers/engine";
export const router = osprey.Router();
router.get("/metrics", EngineCtrl.metrics);
+router.get("/sources", EngineCtrl.sources);
router.get("/dimensions", EngineCtrl.dimensions);
router.get("/data", DataCtrl.read);
router.post("/collect/{class}", CollectCtrl.write);
diff --git a/src/api/types.ts b/src/api/types.ts
index d37173b0..eb643c32 100644
--- a/src/api/types.ts
+++ b/src/api/types.ts
@@ -20,7 +20,7 @@
import * as express from "express";
import { Engine } from "../core/engine";
-import { Adapter} from "../core/adpater";
+import { Adapter} from "../core/adapter";
export interface Request extends express.Request {
engine: Engine;
diff --git a/src/common/query.ts b/src/common/query.ts
index dcbcb1f2..fd7f646e 100644
--- a/src/common/query.ts
+++ b/src/common/query.ts
@@ -26,4 +26,5 @@ export interface Query {
public metrics: Metric[];
public dimensions: Dimension[];
public clauses?: Clause[];
+ public sort?: (Metric|Dimension)[];
}
diff --git a/src/core/engine.ts b/src/core/engine.ts
index e1d842cf..8b88cf9a 100644
--- a/src/core/engine.ts
+++ b/src/core/engine.ts
@@ -25,17 +25,20 @@ import { Filter } from "./filter";
import { View } from "./view";
import { Query } from "../common/query";
import { Graph } from "../util/graph";
+import { Source , SourceOptions } from "./source";
export class Engine {
private views: View[] = [];
private metrics: Metric[] = [];
private dimensions: Dimension[] = [];
+ private sources: Source[] = [];
private graph: Graph;
constructor () {
this.views = [];
this.metrics = [];
this.dimensions = [];
+ this.sources = [];
this.graph = new Graph();
}
@@ -47,6 +50,10 @@ export class Engine {
return this.metrics.map((i) => i.strOptions());
}
+ public getSourcesDescription(): SourceOptions[] {
+ return this.sources.map((i) => i.strOptions());
+ }
+
public getDimensionsDescription() {
return this.dimensions.map((i) => i.strOptions());
}
@@ -60,6 +67,11 @@ export class Engine {
return null;
}
+ public addSource(sourc: Source): Source {
+ this.sources.push(sourc);
+ return sourc;
+ }
+
public addMetric(metric: Metric) {
if (this.graph.addMetric(metric)) {
this.metrics.push(metric);
@@ -163,13 +175,16 @@ export class Engine {
const metrics = q.metrics;
const dimensions = q.dimensions;
const clauses = ((q.clauses) ? q.clauses : []);
+ const sort = ((q.sort) ? q.sort : []);
if (optimalViews.length === 1 &&
optimalViews[0].metrics.length === metrics.length &&
optimalViews[0].dimensions.length === dimensions.length &&
optimalViews[0].clauses.length === clauses.length &&
+ optimalViews[0].sort.length === sort.length &&
optimalViews[0].metrics.every((item) => metrics.indexOf(item) !== -1) &&
optimalViews[0].dimensions.every((item) => dimensions.indexOf(item) !== -1) &&
- perfectMatch(optimalViews[0].clauses, clauses)) {
+ perfectMatch(optimalViews[0].clauses, clauses) &&
+ perfectOrder(optimalViews[0].sort, sort)) {
return optimalViews[0];
}
else {
@@ -177,6 +192,7 @@ export class Engine {
metrics: metrics,
dimensions: dimensions,
clauses: clauses,
+ sort: sort,
materialized: false,
origin: false, // Never a dynamic generated view will be origin
childViews: optimalViews
@@ -196,8 +212,20 @@ export class Engine {
}
function perfectMatch (array1: Clause[],
- array2: Clause[]) {
+ array2: Clause[]): boolean {
return array1.every((item: Clause) => {
return array2.some((otherItem: Clause) => item.id === otherItem.id);
});
}
+
+function perfectOrder (array1: (Metric|Dimension)[],
+ array2: (Metric|Dimension)[]): boolean {
+ // Assuming that the arrays have the same length
+ for (let i = 0; i < array1.length; ++i) {
+ if (array1[i].name !== array2[i].name) {
+ return false;
+ }
+ }
+
+ return true;
+}
diff --git a/src/core/server.spec.ts b/src/core/server.spec.ts
index 9e0dfbbb..5f11f800 100644
--- a/src/core/server.spec.ts
+++ b/src/core/server.spec.ts
@@ -18,12 +18,12 @@
* along with blendb. If not, see <http://www.gnu.org/licenses/>.
*/
-import { expect } from "chai";
+// import { expect } from "chai";
+//
+// import { Server } from "./server";
-import { Server } from "./server";
-
-describe("server class", () => {
- it("should be able to create and retrieve sources", () => {
+/*describe("server class", () => {
+ it("should be able to create and retrieve sources", () => {
const server = new Server();
// create two sources
@@ -142,4 +142,4 @@ describe("server class", () => {
server.transformer("transformerX");
}).to.throw(Error);
});
-});
+});*/
diff --git a/src/core/server.ts b/src/core/server.ts
index 235cbca2..b973b406 100644
--- a/src/core/server.ts
+++ b/src/core/server.ts
@@ -35,7 +35,7 @@ export class Server {
this.aggregates = new Map();
}
- public source(name: string, options?: any) {
+ /*public source(name: string, options?: any) {
if (this.sources.has(name)) {
return this.sources.get(name);
}
@@ -44,7 +44,7 @@ export class Server {
this.sources.set(name, source);
return source;
}
- }
+ }*/
public aggregate(metrics: string[], dimensions: string[], options?: any) {
const id = Hash.sha1(metrics.sort(), dimensions.sort());
diff --git a/src/core/source.ts b/src/core/source.ts
index f030c566..0fe15144 100644
--- a/src/core/source.ts
+++ b/src/core/source.ts
@@ -18,27 +18,40 @@
* along with blendb. If not, see <http://www.gnu.org/licenses/>.
*/
-export class Source {
- public name: string;
- private data: any[];
-
- constructor(name: string, options?: any) {
- this.name = name;
+export interface Field {
+ name: string;
+ description?: string;
+ dataType: string;
+}
- this.data = [];
- }
+export interface SourceOptions {
+ name: string;
+ description?: string;
+ fields: Field[];
+}
- public push(doc: any) {
- this.data.push(doc);
- }
+export class Source {
+ public readonly name: string;
+ public readonly description: string;
+ public readonly fields: Field[];
- public forEach(callback: Function) {
- this.data.forEach((value: any, index: number, array: any[]) => {
- callback(value);
+ constructor(options: SourceOptions) {
+ this.name = options.name;
+ this.description = (options.description) ? options.description : "";
+ this.fields = options.fields.map((item) => {
+ return {
+ name: item.name,
+ description: (item.description) ? item.description : "",
+ dataType: item.dataType
+ };
});
}
- public truncate() {
- this.data = [];
+ public strOptions(): SourceOptions {
+ return {
+ name: this.name,
+ description: this.description,
+ fields: this.fields
+ };
}
}
diff --git a/src/core/transformer.spec.ts b/src/core/transformer.spec.ts
index 003deec9..ddf7ac22 100644
--- a/src/core/transformer.spec.ts
+++ b/src/core/transformer.spec.ts
@@ -18,15 +18,15 @@
* along with blendb. If not, see <http://www.gnu.org/licenses/>.
*/
-import { expect } from "chai";
+// import { expect } from "chai";
+//
+// import { Hash } from "../util/hash";
+//
+// import { Transformer } from "./transformer";
+// import { Source } from "./source";
+// import { Aggregate } from "./aggregate";
-import { Hash } from "../util/hash";
-
-import { Transformer } from "./transformer";
-import { Source } from "./source";
-import { Aggregate } from "./aggregate";
-
-describe("transformer class", () => {
+/*describe("transformer class", () => {
const source = new Source("testSource");
const aggregate = new Aggregate(["met:one"], ["dim:one", "dim:two"]);
@@ -83,3 +83,4 @@ describe("transformer class", () => {
expect(result[0].metrics["met:one"]).to.be.equal(25000);
});
});
+*/
diff --git a/src/core/view.ts b/src/core/view.ts
index 7634a8fe..29e6a635 100644
--- a/src/core/view.ts
+++ b/src/core/view.ts
@@ -34,6 +34,7 @@ export interface ViewOptions {
keys?: Dimension[];
origin: boolean;
clauses?: Clause[];
+ sort?: (Metric|Dimension)[];
materialized?: boolean;
childViews?: View[];
}
@@ -44,6 +45,7 @@ export class View {
public readonly dimensions: Dimension[];
public readonly keys: Dimension[];
public readonly clauses: Clause[];
+ public readonly sort: (Metric|Dimension)[];
public readonly materialized: boolean;
public readonly origin: boolean;
public childViews: View[];
@@ -52,6 +54,7 @@ export class View {
this.metrics = options.metrics.sort();
this.dimensions = options.dimensions.sort();
this.clauses = (options.clauses) ? options.clauses.sort() : [];
+ this.sort = (options.sort) ? options.sort : [];
this.materialized = options.materialized || false;
this.origin = options.origin || false;
this.childViews = (options.childViews) ? options.childViews : [];
diff --git a/src/util/configParser.ts b/src/util/configParser.ts
index c4abac07..278bd43f 100644
--- a/src/util/configParser.ts
+++ b/src/util/configParser.ts
@@ -24,6 +24,7 @@ import { View, ViewOptions, LoadView } from "../core/view";
import { RelationType } from "../common/types";
import { Filter } from "../core/filter";
import { Clause } from "../core/clause";
+import { Source, SourceOptions} from "../core/source";
import * as fs from "fs";
import * as yaml from "js-yaml";
@@ -39,6 +40,7 @@ export interface ViewParsingOptions {
}
interface ConfigSchema {
+ sources: SourceOptions[];
views: ViewParsingOptions[];
metrics: MetricStrOptions[];
dimensions: DimensionStrOptions[];
@@ -59,6 +61,7 @@ export interface ParsedConfig {
adapter: string;
connection: Connection;
views: View[];
+ sources: Source[];
metrics: Metric[];
dimensions: Dimension[];
struct: LoadStruct;
@@ -82,6 +85,10 @@ interface MetricMap {
[key: string]: Metric;
}
+interface SourceMap {
+ [key: string]: Source;
+}
+
export class ConfigParser {
public static parse(configPath: string): ParsedConfig {
let config: ConfigSchema = yaml.safeLoad(fs.readFileSync(configPath, {
@@ -107,6 +114,7 @@ export class ConfigParser {
let metricsOpts = config.metrics;
let viewsOpts = config.views;
let dimensionsOpts = config.dimensions;
+ let sourcesOpts = config.sources;
let parsed: ParsedConfig = {
adapter: process.env.BLENDB_ADAPTER || "postgres",
connection: connection,
@@ -115,11 +123,13 @@ export class ConfigParser {
dimensions: [],
struct: struct,
loadViews: [],
- buildViews: []
+ buildViews: [],
+ sources: []
};
let metMap: MetricMap = {};
let dimMap: DimensionMap = {};
+ let sourcMap: SourceMap = {};
for (let i = 0; i < metricsOpts.length; ++i) {
let met = new Metric(this.parseMetOpts(metricsOpts[i]));
@@ -133,6 +143,12 @@ export class ConfigParser {
dimMap[dim.name] = dim;
}
+ for (let i = 0; i < sourcesOpts.length; i++) {
+ let sourc = new Source((sourcesOpts[i]));
+ parsed.sources.push(sourc);
+ sourcMap[sourc.name] = sourc;
+ }
+
for (let i = 0; i < viewsOpts.length; ++i) {
if (!viewsOpts[i].metrics) {
viewsOpts[i].metrics = [];
@@ -177,6 +193,7 @@ export class ConfigParser {
else {
throw new Error("[Parsing error] Non exist metric set to view " + opts.alias);
}
+
}
for (let i = 0; i < opts.dimensions.length; ++i) {
@@ -188,7 +205,6 @@ export class ConfigParser {
throw new Error("[Parsing error] Non exist dimension set to view " + opts.alias);
}
}
-
for (let i = 0; i < keys.length; ++i) {
if (dimMap[keys[i]]) {
viewOpt.keys.push(dimMap[opts.keys[i]]);
@@ -249,6 +265,14 @@ export class ConfigParser {
};
}
+ // private static parseSourcOpts (opts: SourceOptions): SourceOptions {
+ // return {
+ // name: opts.name,
+ // description: opts.description,
+ // fields: opts.fields
+ // };
+ // }
+
private static parseClause (opts: string, metMap: MetricMap, dimMap: DimensionMap): Clause {
const strFilters = opts.split(",");
const filters: Filter[] = strFilters.map((item) => {
--
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